CN102203042A - 改进的纯羧酸过滤 - Google Patents

改进的纯羧酸过滤 Download PDF

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Publication number
CN102203042A
CN102203042A CN200980143352XA CN200980143352A CN102203042A CN 102203042 A CN102203042 A CN 102203042A CN 200980143352X A CN200980143352X A CN 200980143352XA CN 200980143352 A CN200980143352 A CN 200980143352A CN 102203042 A CN102203042 A CN 102203042A
Authority
CN
China
Prior art keywords
gas
filter
steam
pressure
terephthalic acid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN200980143352XA
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English (en)
Chinese (zh)
Inventor
C·H·杰克逊
A·P·J·林巴赫
F·G·麦唐奈
A·M·尤里
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Invista Technologies SARL Switzerland
Original Assignee
Invista Technologies SARL Switzerland
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Invista Technologies SARL Switzerland filed Critical Invista Technologies SARL Switzerland
Publication of CN102203042A publication Critical patent/CN102203042A/zh
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/47—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CN200980143352XA 2008-10-31 2009-10-30 改进的纯羧酸过滤 Pending CN102203042A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11014108P 2008-10-31 2008-10-31
US61/110141 2008-10-31
PCT/GB2009/002582 WO2010049697A2 (en) 2008-10-31 2009-10-30 Improved pure carboxylic acid filtration

Publications (1)

Publication Number Publication Date
CN102203042A true CN102203042A (zh) 2011-09-28

Family

ID=42041797

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200980143352XA Pending CN102203042A (zh) 2008-10-31 2009-10-30 改进的纯羧酸过滤

Country Status (5)

Country Link
US (1) US9199905B2 (ru)
CN (1) CN102203042A (ru)
BR (1) BRPI0914382A2 (ru)
RU (1) RU2525914C2 (ru)
WO (1) WO2010049697A2 (ru)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106187751A (zh) * 2015-05-29 2016-12-07 博凯勒机械工程股份有限公司 用于处理对苯二甲酸的方法和装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201102476D0 (en) 2011-02-11 2011-03-30 Davy Process Techn Ltd Process
GB201501436D0 (en) * 2015-01-28 2015-03-11 Invista Technologies S.�.R.L. Gas-driven rotary filter

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB825998A (en) * 1956-12-24 1959-12-23 Basf Ag Improvements in the production of benzene dicarboxylic acids and their alkanol esters
CN1085889A (zh) * 1992-05-29 1994-04-27 帝国化学工业公司 精制对苯二酸的制备方法
US20040110981A1 (en) * 2002-12-09 2004-06-10 Sheppard Ronald Buford Process for the oxidative purification of terephthalic acid
US20060264658A1 (en) * 2005-05-19 2006-11-23 Parker Kenny R Process to produce an enriched composition
CN1960960A (zh) * 2004-05-28 2007-05-09 三菱化学株式会社 高纯度对苯二甲酸的制造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9211415D0 (en) * 1992-05-29 1992-07-15 Ici Plc Process for the production of purified terephthalic acid
US5767311A (en) * 1995-06-07 1998-06-16 Glitsch International, Inc. Method and apparatus for preparing purified terephtalic acid

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB825998A (en) * 1956-12-24 1959-12-23 Basf Ag Improvements in the production of benzene dicarboxylic acids and their alkanol esters
CN1085889A (zh) * 1992-05-29 1994-04-27 帝国化学工业公司 精制对苯二酸的制备方法
US20040110981A1 (en) * 2002-12-09 2004-06-10 Sheppard Ronald Buford Process for the oxidative purification of terephthalic acid
CN1960960A (zh) * 2004-05-28 2007-05-09 三菱化学株式会社 高纯度对苯二甲酸的制造方法
US20060264658A1 (en) * 2005-05-19 2006-11-23 Parker Kenny R Process to produce an enriched composition

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106187751A (zh) * 2015-05-29 2016-12-07 博凯勒机械工程股份有限公司 用于处理对苯二甲酸的方法和装置

Also Published As

Publication number Publication date
WO2010049697A3 (en) 2010-12-16
US9199905B2 (en) 2015-12-01
WO2010049697A2 (en) 2010-05-06
US20110269991A1 (en) 2011-11-03
BRPI0914382A2 (pt) 2015-10-20
RU2525914C2 (ru) 2014-08-20
RU2011121811A (ru) 2012-12-10

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Application publication date: 20110928